1. All of the following are cranial base bones except:SphenoidEthmoidParietalFrontalQuestion 1 of 20 2. Supracrestal fibrotomy is done following correction of:RotationTippingTranslationExtrusionQuestion 2 of 20 3. Thumb sucking in child leads to change in facial profile (dental and skeletal changes), if the child performs the habit at least for how much time:6 hrs daily4 hrs dailyNot related to duration2 hrs dailyQuestion 3 of 20 4. Gum pads are divided into following segments:2 in each jaw5 in each quadrant3 in each quadrant2 in each quadrantQuestion 4 of 20 5. A child with 5year 4 months of age presents with narrow maxilla, normal SNA, reduced SNB and distal step relationship of deciduous molar, treatment of choice is?Wait and Watch till 6yrKloehn Extra Oral Head GearFR II ApplianceTwin Block TherapyQuestion 5 of 20 6. Which of the following soft tissue of oro-facial region mature first:LipPosterior 1/3 of tongueTip of tongueAll soft tissue mature simultaneouslyQuestion 6 of 20 7. The total eruption path of a first permanent molar is about3 cm1.5 cm2 cm2.5 cmQuestion 7 of 20 8. 12 primary and 12 permanent teeth seen at what age in a child:6.511.58.513.5Question 8 of 20 9. Which cephalometric angle does not change with treatmentSNASNBSaddle angleANBQuestion 9 of 20 10. Hyper active mentalis activity is seen inClass II div 1 malocclusionClass I malocclusionClass II div 2 malocclusionClass III malocclusionQuestion 10 of 20 11. Second molars that get locked under the distal cusps of first molars during eruption are bestDisimpacted with "disimpaction springs"Guided with distal shoe space maintainerExtracted and third molars allowed to eruptAutogenously transplantedQuestion 11 of 20 12. In Downs analysis, an increase in Y axis is suggestive of:Average growth patternVertical growth patternSkeletal dysplasiaHorizontal growth patternQuestion 12 of 20 13. The most common cause of an anterior cross bite in mixed dentition is:Jaw discrepancyPremature exfoliation of primary toothThumb suckingProlonged retention of deciduous teethQuestion 13 of 20 14. Titanium is added in stainless steel toTo form an oxide layerTo increase the strengthIncrease the resiliencyAll of the aboveQuestion 14 of 20 15. All of the following assumptions are considered true when doing space analysis for calculating space discrepancy except:Arch dimensions remain stableCorrelation in size of mandibular incisors and succedaneous teethPrediction tables are most valid for all populationsAll permanent teeth will develop normallyQuestion 15 of 20 16. Frankel-II is used for:Class-II division-1 malocclusion with overjet < 5 mmClass-I deep biteClass-II division-1 malocclusion with overjet > 7 mmClass-II division-2 malocclusionQuestion 16 of 20 17. Myofunctional appliances are highly effective in Class II malocclusion withPrognathic maxilla and retrognathic mandibleNormal maxilla and Retrognathic mandibleRetrognathic maxilla and normal mandiblePrognathic maxilla and normal mandibleQuestion 17 of 20 18. If the centre of rotation is present at the centre of bracket slot orthodontic movement that occurs isUncontrolled tippingTorquingControlled tippingTranslationQuestion 18 of 20 19. Cleft lip and palate usually result fromfailure of the union of the median nasal process with the lateral nasal and maxillary processes.failure of development of both the lateral nasal and maxillary processes.anhidrotic ectodermal dysplasia.failure of proper union of the median and lateral nasal processes.Question 19 of 20 20. In a tooth with alveolar bone resorption what will be the change in center of resistance?No changeIt will shift coronallyIt will shift apicallyIt will move outside the toothQuestion 20 of 20 Loading...